Danielle Collins has gotten into a back-and-forth with a booing crowd at the Australian Open after eliminating a local player.

American tennis player Danielle Collins embraced the Australian Open boos after her latest win. But there's more to her heel turn than meets the eye.

Count Novak Djokovic as being in Danielle Collins' corner. He thinks her response to booing fans at the Australian Open was absolutely fine — which should come as no surprise, given the way Djokovic gets into back-and-forths with hecklers at his matches,

Novak Djokovic called Danielle Collins' feisty reaction to Australian Open hecklers "funny" and "smart" after himself getting riled up during his third-round win on Friday.

Novak Djokovic declared himself a big fan of Danielle Collins’ approach to rowdy Australian Open fans after confronting his own heckler at Melbourne Park. Collins made a big show of taunting the crowd after her late-night victory over home hope Destanee Aiava on Thursday,

The 31-year-old American embraced being the villain in her second-round victory over Australia's Destanee Aiava.